////num_test.cpp --use numeric test in for loop
//#include <iostream>
//int main()
//{
//	using namespace std;
//	cout << "Enter the starting countdown value. ";
//	int limit;
//	cin >> limit;
//	int i;
//	for (i = limit; i; i--)	//quits when i is 0
//		cout << "i = " << i << "\n";
//	cout << "Done now that i = " << i << "\n";
//
//	return 0;
//}